Message-ID: <ebda77c69f22c442573a461602800e2980a9e139.camel@sipsolutions.net>
Subject: Re: [PATCH v2] wifi: mac80211: support poll sta for ML clients
From:   Johannes Berg <johannes@sipsolutions.net>
To:     "Sriram R (QUIC)" <quic_srirrama@quicinc.com>
Cc:     "linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>
Date:   Tue, 14 Feb 2023 17:35:59 +0100
In-Reply-To: <121cef28d9b74613adb0ea1b8e072458@quicinc.com>
References: <20230119221240.24441-1-quic_srirrama@quicinc.com>
         <8512c5c275dbbb9f3f9d5e946905c3a3fc35457b.camel@sipsolutions.net>
         <121cef28d9b74613adb0ea1b8e072458@quicinc.com>
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On Tue, 2023-02-14 at 16:34 +0000, Sriram R (QUIC) wrote:
> >=20
> > After all, we want to know the MLD is still there, not a specific
> > STA, right?
> Exactly. It is enough to check if the MLD is active and not specific
> to any link.
> But, as you mentioned above its hard to know if polling on the default
> link
> is good enough to check MLD is alive.. So the suggestion is to use the
> link id as UNSPECIFIED and let
> driver decide to send the null data in any of the active links?

Yes, put all the MLD addresses into the frame if we don't already do
that anyway, and that should be good enough for the device to do the
translation?

johannes